Table 16.

RECORDED CROSS-INFECTIONS OVER A 4-YEAR PERIOD

	RSV	Influenza A	Parainfluenza	Total
Upper respiratory tract infection	41	38	27	106
Severe lower respiratory tract infection	47	10	15	72
Total	88	48	42	178

RSV = respiratory syncytial virus

(From Gardner (1976). Reproduced by permission of the Editor of J. gen. Virol.)

© 1980

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